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US11203605B2ActiveUtilityPatentIndex 41

Method for producing organosilicon compound by hydrosilylation with metallic-element-containing nanoparticles

Assignee: THE SCHOOL CORPORATION KANSAI UNIVPriority: Jan 13, 2017Filed: Jul 12, 2019Granted: Dec 21, 2021
Est. expiryJan 13, 2037(~10.5 yrs left)· nominal 20-yr term from priority
Inventors:OBORA YASUSHILIN XIANJINNAKAJIMA YUMIKOSHIMADA SHIGERUSATO KAZUHIKO
B01J 35/45B01J 23/42C07F 7/1892B01J 23/745B01J 31/22B01J 23/8906C07B 61/00C07F 7/081C07F 7/0829C07F 7/1804
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Claims

Abstract

An organosilicon compound can be efficiently produced by using metallic element-containing nanoparticles such as a platinum element-containing nanoparticle having a solvent on surface as a catalyst of the hydrosilylation reaction of alkenes.

Claims

exact text as granted — not AI-modified
The invention claimed is: 
     
       1. A method of producing an organosilicon compound, comprising a reaction step of reacting an alkene with a hydrosilane in the presence of a platinum element-containing nanoparticle where a solvent selected from the group consisting of ethylene glycol, dimethylacetamide, N, N-dimethylformamide, N-methylpyrrolidone, and dimethylsulfoxide is coordinated to a platinum atom on a surface of the nanoparticle to produce an organosilicon compound,
 wherein said reaction step is performed in the presence of an iron element-containing nanoparticle where a solvent selected from the group consisting of ethylene glycol, dimethylacetamide, N, N-dimethylformamide, N-methylpyrrolidone, and dimethylsulfoxide is coordinated to an iron atom on the surface of the nanoparticle in addition to said a platinum element-containing nanoparticle, and 
 wherein said alkene is a compound represented by the following formula (A-1) or a compound represented by the following formula (A-2) and said hydrosilane is a compound represented by the following formula (B): 
 
       
         
           
           
               
               
           
         
         wherein, in the formula (A-1), R 1  is a C 1 -C 20  hydrocarbon group, 
       
       
         
           
           
               
               
           
         
         wherein, in the formula (A-2), R is a C 1 -C 19  hydrocarbon group, and 
       
       
         
           
           
               
               
           
         
         wherein, in the formula (B), R 5  is each independently a C 1 -C 20  hydrocarbon group or a C 1 -C 10  alkoxy group. 
       
     
     
       2. The method of producing an organosilicon compound according to  claim 1 , wherein the use ratio of said iron element-containing nanoparticle to said platinum element-containing nanoparticle is 0.01 to 20, where the use ratio corresponds to the amount of substance of said iron element/the amount of substance of said platinum element.

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